On 26/11/2017 15:36, Roger Hayter wrote:
Equally, if they are near together, I would supply both
transformers from the same fused spur.

AIUI distance doesn't come into it. Downstream of the FCU you can have
any number of accessories and any length of cable providing the total
load doesn't draw a current exceeding the fuse rating and the cable is
adequate for the current.

--
Mike Clarke